Idaho Falls (IDA) to London (LHR) business class award flights
In business class from Idaho Falls (IDA) to London (LHR), no seat was read in the last 3 days; at the last read the best value was 70,000 Atmos points plus $26 on American Airlines through Atmos Rewards (checked 29 Oct 2026).
Atmos RewardsAirline
American AirlinesDepartingWed, Nov 4Which program and airline costs you least
Idaho Falls to London in business class: is 70K Atmos points + $25.60 — American Airlines through Atmos Rewards.
| Airline | |
|---|---|
| American AirlinesBest valuevia DFWlast seen 29 Oct, not re-checked sinceAtmos Rewards | 70K Atmos pointsplus $25.60 |
 Alaska Airlinesvia SEA, JFKlast seen 29 Oct, not re-checked sinceAtmos Rewards | 85K Atmos pointsplus $25.60 |
Where the space is over the next 60 days
Dashed days are prices last seen more than 3 days ago and not re-checked since.
IDA to LHR in business class: the facts
Over the next 60 days we hold business class seats from Idaho Falls to London on 58 of the 58 departure days we have checked so far (2 days are not checked yet), through 1 program. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat. Data updated .
- Atmos Rewards
- Days with space
- 58 of 58 checked
- Lowest
- 70,000 Atmos points
- Typical day
- 195,000 Atmos points
- Cash on top
- $6 to $1,012
Nonstop or with a connection
No nonstop seats in the window. With a connection on Alaska Airlines and American Airlines.
How to book it
- Atmos Rewards books on alaskaair.com: sign in there, search IDA to LHR in business class on a date with space, and pay in Atmos points with the cash on top (from $6).
MilesZone finds the seat; it does not book it or take payment.
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